/**
 * Copyright 2008-2009 HAN.BIFANG
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 */
package han.bifang.web.servlet;

import java.io.BufferedReader;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * 
 * @Author Kent
 */
public class ServletReqResHeler {

	public static String getRequestString(HttpServletRequest req)
			throws Exception {
		BufferedReader reader = req.getReader();
		if (!req.getContentType().equals("text/xml")) {
			System.out.println(req.getContentType());
//			throw new BifangException(
//					BifangErrorCode.SERVICE_REQUEST_CONTENT_TYPE_ERROR,
//					"request content type must be text/xml");
		}

		char[] buff = new char[512];
		int i = 0;
		StringBuffer sb = new StringBuffer();
		while ((i = reader.read(buff)) > 0) {
			sb.append(buff, 0, i);
		}
		return sb.toString();
	}

	public static void setResponseString(HttpServletResponse res, String xml) {
		try {
			res.setContentType("text/xml");
			res.getWriter().write(xml);
		} catch (Exception e) {
			e.printStackTrace();
		}
	}

}
